Nobel winners, ex-leaders urge US to back Covid vaccine patent waiver to help all nations during pandemic
প্রকাশিত: ১৫ এপ্রিল ২০২১, ১২:৪৫
More than 60 former heads of state, including former leaders of Britain and France, and over 100 Nobel Prize winners called on US President Joe Biden to back a waiver of intellectual property rules fo...